To properly operate the Nano with LPDDR4 at 1.6GHz, the voltage needs to be adjusted before DDR is initialized. Enable the PMIC in SPL to do this. Signed-off-by: Adam Ford aford173@gmail.com Reviewed-by: Fabio Estevam festevam@denx.de Reviewed-by: Peng Fan peng.fan@nxp.com diff --git a/configs/imx8mn_beacon_2g_defconfig b/configs/imx8mn_beacon_2g_defconfig index 5708ba5c69..4931f836f0 100644 --- a/configs/imx8mn_beacon_2g_defconfig +++ b/configs/imx8mn_beacon_2g_defconfig @@ -120,6 +120,7 @@ CONFIG_PINCTRL_IMX8M=y CONFIG_DM_PMIC=y # CONFIG_SPL_PMIC_CHILDREN is not set CONFIG_DM_PMIC_BD71837=y +CONFIG_SPL_DM_PMIC_BD71837=y CONFIG_DM_REGULATOR=y CONFIG_DM_REGULATOR_BD71837=y CONFIG_DM_REGULATOR_FIXED=y diff --git a/configs/imx8mn_beacon_defconfig b/configs/imx8mn_beacon_defconfig index 0793db0bd6..ae244449da 100644 --- a/configs/imx8mn_beacon_defconfig +++ b/configs/imx8mn_beacon_defconfig @@ -124,6 +124,7 @@ CONFIG_PINCTRL_IMX8M=y CONFIG_DM_PMIC=y # CONFIG_SPL_PMIC_CHILDREN is not set CONFIG_DM_PMIC_BD71837=y +CONFIG_SPL_DM_PMIC_BD71837=y CONFIG_DM_REGULATOR=y CONFIG_DM_REGULATOR_BD71837=y CONFIG_DM_REGULATOR_FIXED=y diff --git a/configs/imx8mn_beacon_fspi_defconfig b/configs/imx8mn_beacon_fspi_defconfig index 6da2182eb3..94d069cbfa 100644 --- a/configs/imx8mn_beacon_fspi_defconfig +++ b/configs/imx8mn_beacon_fspi_defconfig @@ -125,6 +125,7 @@ CONFIG_PINCTRL_IMX8M=y CONFIG_DM_PMIC=y # CONFIG_SPL_PMIC_CHILDREN is not set CONFIG_DM_PMIC_BD71837=y +CONFIG_SPL_DM_PMIC_BD71837=y CONFIG_DM_REGULATOR=y CONFIG_DM_REGULATOR_BD71837=y CONFIG_DM_REGULATOR_FIXED=y
Applied to u-boot-imx, master, thanks !
Best regards, Stefano Babic